from phonenumber_field.formfields import PhoneNumberField
from django.core.validators import MinLengthValidator
from django.core.validators import RegexValidator
from django import forms
from django.contrib.auth import get_user_model
from .mixins import AddClassMixin
from django.forms.models import inlineformset_factory
from .models import (
    Dealer,
    # Branch,
    Vendor,
    Customer,
    Car,
    CarFinance,
    CustomCard,
    CarRegistration,
    CarColors,
    ExteriorColors,
    InteriorColors,
    SaleQuotation,
    CarLocation,
    Organization,
    Representative,
    Payment,
    SaleQuotationCar,
    AdditionalServices,
    Staff,
    Opportunity, DealStatus, Priority, Sources,
)
from django_ledger.models import ItemModel, InvoiceModel
from django.forms import ModelMultipleChoiceField, ValidationError
from django.utils.translation import gettext_lazy as _
import django_tables2 as tables
from django.forms import formset_factory


User = get_user_model()


class AdditionalServiceForm(forms.ModelForm):
    class Meta:
        model = AdditionalServices
        fields = ["name", "price", "description", "taxable", "uom"]


# class PaymentForm(forms.ModelForm):
#     invoice = forms.ModelChoiceField(queryset=InvoiceModel.objects.all(),label="Invoice", required=True)
#     class Meta:
#         model = Payment
#         fields = ['amount','payment_method', 'reference_number']


class StaffForm(forms.ModelForm):
    email = forms.EmailField(
        required=True,
        label="Email",
        widget=forms.EmailInput(attrs={"class": "form-control"}),
    )

    class Meta:
        model = Staff
        fields = ["name", "arabic_name", "phone_number", "staff_type"]

    def __init__(self, *args, **kwargs):
        user_instance = kwargs.get("instance")
        if user_instance and user_instance.user:
            initial = kwargs.setdefault("initial", {})
            initial["email"] = user_instance.user.email
        super().__init__(*args, **kwargs)

    def save(self, commit=True):
        staff_instance = super().save(commit=False)
        user = staff_instance.user
        user.email = self.cleaned_data["email"]
        if commit:
            user.save()
            staff_instance.save()
        return staff_instance


# Dealer Form
class DealerForm(forms.ModelForm):
    class Meta:
        model = Dealer
        fields = [
            "name",
            "arabic_name",
            "crn",
            "vrn",
            "phone_number",
            "address",
            "logo",
        ]


# Customer Form
class CustomerForm(forms.ModelForm, AddClassMixin):
    class Meta:
        model = Customer
        fields = [
            "first_name",
            "middle_name",
            "last_name",
            "email",
            "national_id",
            "phone_number",
            "address",
        ]


class CarForm(
    forms.ModelForm,
    AddClassMixin,
):
    class Meta:
        model = Car
        fields = [
            "vin",
            "id_car_make",
            "id_car_model",
            "year",
            "id_car_serie",
            "id_car_trim",
            "stock_type",
            "remarks",
            "mileage",
            "receiving_date",
            "vendor",
        ]
        widgets = {
            "receiving_date": forms.DateTimeInput(attrs={"type": "datetime-local"}),
            "remarks": forms.Textarea(attrs={"rows": 2}),
        }

    def __init__(self, *args, **kwargs):
        dealer = kwargs.pop("dealer", None)
        super().__init__(*args, **kwargs)

        if "id_car_make" in self.fields:
            queryset = self.fields["id_car_make"].queryset.filter(is_sa_import=True)
            self.fields["id_car_make"].choices = [
                (obj.id_car_make, obj.get_local_name()) for obj in queryset
            ]
        if "id_car_model" in self.fields:
            queryset = self.fields["id_car_model"].queryset
            self.fields["id_car_model"].choices = [
                (obj.id_car_model, obj.get_local_name()) for obj in queryset
            ]
        if "vendor" in self.fields:
            queryset = self.fields["vendor"].queryset
            self.fields["vendor"].choices = [
                (obj.pk, obj.get_local_name()) for obj in queryset
            ]


class CarUpdateForm(forms.ModelForm, AddClassMixin):
    class Meta:
        model = Car
        fields = [
            "vendor",
            "status",
            "stock_type",
            "mileage",
            "receiving_date",
            "remarks",
        ]

        widgets = {
            "receiving_date": forms.DateTimeInput(attrs={"type": "datetime-local"}),
            "remarks": forms.Textarea(attrs={"rows": 2}),
        }

    def __init__(self, *args, **kwargs):
        dealer = kwargs.pop("dealer", None)
        super().__init__(*args, **kwargs)

        # if dealer and 'branch' in self.fields:
        #     self.fields['branch'].queryset = Branch.objects.filter(dealer=dealer)
        #     self.fields['branch'].choices = [
        #         (branch.id, branch.get_local_name()) for branch in self.fields['branch'].queryset
        #     ]

        if "vendor" in self.fields:
            queryset = self.fields["vendor"].queryset
            if queryset:
                self.fields["vendor"].choices = [
                    (vendor.id, vendor.get_local_name()) for vendor in queryset
                ]


class CarFinanceForm(AddClassMixin, forms.ModelForm):
    additional_finances = forms.ModelMultipleChoiceField(
        queryset=ItemModel.objects.filter(item_role=ItemModel.ITEM_ROLE_SERVICE),
        widget=forms.CheckboxSelectMultiple(attrs={"class": "form-check-input"}),
        required=False,
    )

    class Meta:
        model = CarFinance
        exclude = [
            "car",
            "profit_margin",
            "vat_amount",
            "total",
            "vat_rate",
            "additional_services",
        ]

    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        if self.instance.pk:
            self.fields[
                "additional_finances"
            ].initial = self.instance.additional_services.all()

    def save(self, commit=True):
        instance = super().save()
        instance.additional_services.set(self.cleaned_data["additional_finances"])
        instance.save()
        return instance


class CarLocationForm(forms.ModelForm):
    class Meta:
        model = CarLocation
        fields = ["showroom", "description"]
        widgets = {
            "description": forms.Textarea(attrs={"rows": 2, "class": "form-control"}),
        }


# Custom Card Form
class CustomCardForm(forms.ModelForm):
    custom_date = forms.DateTimeField(
        widget=forms.DateInput(attrs={"type": "date"}),
        label=_("Custom Date"),
    )

    class Meta:
        model = CustomCard
        fields = ["custom_number", "custom_date"]


# Car Registration Form
class CarRegistrationForm(forms.ModelForm):
    class Meta:
        model = CarRegistration
        fields = ["car", "plate_number", "text1", "text2", "text3", "registration_date"]


class VendorForm(forms.ModelForm):
    class Meta:
        model = Vendor
        fields = [
            "name",
            "arabic_name",
            "crn",
            "vrn",
            "email",
            "phone_number",
            "contact_person",
            "address",
            "logo",
        ]


class CarColorsForm(forms.ModelForm):
    class Meta:
        model = CarColors
        fields = ["exterior", "interior"]

        def __init__(self, *args, **kwargs):
            super().__init__(*args, **kwargs)

            self.fields["exterior"].queryset = ExteriorColors.objects.all()
            self.fields["exterior"].widget = forms.RadioSelect(
                attrs={"class": "form-check-input"}
            )
            self.fields["exterior"].choices = [
                (color.id, f"{color.get_local_name}")
                for color in ExteriorColors.objects.all().order_by("-name")
            ]

            self.fields["interior"].queryset = InteriorColors.objects.all()
            self.fields["interior"].widget = forms.RadioSelect(
                attrs={"class": "form-check-input"}
            )
            self.fields["interior"].choices = [
                (color.id, f"{color.get_local_name}")
                for color in InteriorColors.objects.all().order_by("-name")
            ]

    def clean(self):
        cleaned_data = super().clean()
        exterior = cleaned_data.get("exterior")
        interior = cleaned_data.get("interior")

        if not exterior or not interior:
            raise forms.ValidationError(
                _("Both exterior and interior colors must be selected.")
            )

        return cleaned_data


class QuotationForm(forms.ModelForm):
    cars = ModelMultipleChoiceField(
        queryset=Car.objects.none(),  # Default empty queryset
        widget=forms.CheckboxSelectMultiple,
        label="Select Cars",
    )

    class Meta:
        model = SaleQuotation
        fields = ["customer", "cars", "remarks"]

    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)

        self.fields["cars"].queryset = Car.objects.filter(
            finances__isnull=False
        ).distinct()


class OrganizationForm(forms.ModelForm):
    class Meta:
        model = Organization
        fields = [
            "name",
            "arabic_name",
            "crn",
            "vrn",
            "phone_number",
            "address",
            "logo",
        ]

    def __init__(self, *args, **kwargs):
        dealer = kwargs.pop("dealer", None)
        super().__init__(*args, **kwargs)


class RepresentativeForm(forms.ModelForm):
    class Meta:
        model = Representative
        fields = [
            "name",
            "arabic_name",
            "id_number",
            "phone_number",
            "address",
            "organization",
        ]

    def __init__(self, *args, **kwargs):
        dealer = kwargs.pop("dealer", None)
        super().__init__(*args, **kwargs)


class CarSelectionTable(tables.Table):
    select = tables.CheckBoxColumn(accessor="pk", orderable=False)

    class Meta:
        model = Car
        fields = ["vin", "year", "id_car_make", "id_car_model"]
        template_name = "django_tables2/bootstrap4.html"


class WizardForm1(forms.Form):
    email = forms.EmailField(
        widget=forms.EmailInput(
            attrs={
                "class": "form-control",
                "placeholder": "Email address",
                "required": "required",
            }
        ),
        error_messages={
            "required": _("You must add an email."),
        },
    )
    password = forms.CharField(
        widget=forms.PasswordInput(
            attrs={
                "class": "form-control",
                "placeholder": _("Password"),
                "required": "required",
            }
        ),
        error_messages={
            "required": _("This field is required."),
        },
    )
    confirm_password = forms.CharField(
        widget=forms.PasswordInput(
            attrs={
                "class": "form-control",
                "placeholder": _("Confirm Password"),
                "required": "required",
            }
        ),
        error_messages={
            "required": _("This field is required."),
        },
    )
    terms = forms.BooleanField(
        widget=forms.CheckboxInput(
            attrs={
                "class": "form-check-input",
                "required": "required",
            }
        ),
        error_messages={
            "required": _("You must accept the terms and privacy policy."),
        },
    )


class WizardForm2(forms.Form):
    name = forms.CharField(
        widget=forms.TextInput(
            attrs={
                "class": "form-control",
                "placeholder": _("English Name"),
                "required": "required",
            }
        ),
        error_messages={
            "required": _("Please enter an English Name."),
        },
    )
    arabic_name = forms.CharField(
        widget=forms.TextInput(
            attrs={
                "class": "form-control",
                "placeholder": _("Arabic Name"),
                "required": "required",
            }
        ),
        error_messages={
            "required": _("Please enter an Arabic name."),
        },
    )
    phone_number = PhoneNumberField(
        min_length=10,
        max_length=10,
        widget=forms.TextInput(
            attrs={
                "class": "form-control",
                "placeholder": _("Phone"),
                "required": "required",
            }
        ),
        region="SA",
        error_messages={
            "required": _("This field is required."),
            "invalid": _("Phone number must be in the format 05xxxxxxxx"),
        },
    )


class WizardForm3(forms.Form):
    # CRN field with max length of 10
    crn = forms.CharField(
        widget=forms.TextInput(
            attrs={
                "class": "form-control",
                "placeholder": _("Commercial Registration Number"),
                "required": "required",
                "maxlength": "10",
            }
        ),
        max_length=10,
        error_messages={
            "required": "This field is required.",
            "max_length": "Commercial Registration Number must be 10 characters.",
        },
    )

    # VRN field with max length of 15
    vrn = forms.CharField(
        widget=forms.TextInput(
            attrs={
                "class": "form-control",
                "placeholder": _("VAT Registration Number"),
                "required": "required",
                "maxlength": "15",
            }
        ),
        max_length=15,  #
        error_messages={
            "required": _("This field is required."),
            "max_length": _("VAT Registration Number must be 15 characters."),
        },
    )

    address = forms.CharField(
        widget=forms.Textarea(
            attrs={
                "class": "form-control",
                "rows": "3",
                "required": "required",
            }
        ),
        error_messages={
            "required": _("This field is required."),
        },
    )

    def clean(self):
        cleaned_data = super().clean()
        password = cleaned_data.get("password")
        confirm_password = cleaned_data.get("confirm_password")

        if password != confirm_password:
            raise forms.ValidationError("Passwords do not match.")
        else:
            return cleaned_data


class ItemForm(forms.Form):
    item = forms.ModelChoiceField(
        queryset=ItemModel.objects.all(), label="Item", required=True,
        validators=[MinLengthValidator(5)],
    )
    quantity = forms.DecimalField(label="Quantity", required=True)
    # unit = forms.DecimalField(label="Unit", required=True)
    # unit_cost = forms.DecimalField(label="Unit Cost", required=True)
    # unit_sales_price = forms.DecimalField(label="Unit Sales Price", required=True)


class PaymentForm(forms.Form):
    invoice = forms.ModelChoiceField(
        queryset=InvoiceModel.objects.all(), label="Invoice", required=True
    )
    amount = forms.DecimalField(label="Amount", required=True)
    payment_method = forms.ChoiceField(
        choices=[
            ("cash", _("cash")),
            ("credit", _("credit")),
            ("transfer", _("transfer")),
            ("debit", _("debit")),
            ("SADAD", _("SADAD")),
        ],
        label="Payment Method",
        required=True,
    )
    payment_date = forms.DateField(label="Payment Date", required=True)
    
    
    from django import forms

class EmailForm(forms.Form):
    subject = forms.CharField(max_length=255)
    message = forms.CharField(widget=forms.Textarea)
    from_email = forms.EmailField()
    to_email = forms.EmailField(label="To")

class OpportunityForm(forms.ModelForm):
    class Meta:
        model = Opportunity
        fields = [
            'car', 'deal_name', 'deal_value',
        ]